A magnitude ML 1.0 earthquake occured in region: 3 km E Vallo di Nera (PG), on
and geographic coordinates (lat, lon) 42.7700, 12.9050 at 8 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Vallo di Nera | PG | 3 | 364 | 364 |
Cerreto di Spoleto | PG | 6 | 1075 | 1439 |
Poggiodomo | PG | 7 | 117 | 1556 |
Sant'Anatolia di Narco | PG | 7 | 564 | 2120 |
Scheggino | PG | 9 | 461 | 2581 |
Cascia | PG | 11 | 3217 | 5798 |
Campello sul Clitunno | PG | 12 | 2442 | 8240 |
Sellano | PG | 13 | 1079 | 9319 |
Monteleone di Spoleto | PG | 14 | 599 | 9918 |
Spoleto | PG | 14 | 38218 | 48136 |
Norcia | PG | 16 | 4957 | 53093 |
Preci | PG | 16 | 724 | 53817 |
Trevi | PG | 18 | 8469 | 62286 |
Ferentillo | TR | 19 | 1913 | 64199 |
Castel Ritaldi | PG | 20 | 3278 | 67477 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 1.0 | 2020-12-01 21:11:13 |
42.7703 | 12.905 | 8 | 2020-12-01 21:21:00 |
Sala Sismica INGV-Roma | 85136311 |
Field | Value |
---|---|
Time (UTC) | 2020-12-01 21:11:13 ± 0.15 |
Latitude | 42.7703 ± 0.0054 |
Longitude | 12.9050 ± 0.0123 |
Depth (km) | 8 ± 1 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 85136311 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 996 |
Semi-minor axis of confidence ellipse (meter) | 528 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 80 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 1000.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 178 |
Number of associated phases, regardless of their use for origin computation | 23 |
Number of defining phases | 12 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.23 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.34624 |
Number of stations at which the event was observed | 18 |
Number of stations from which data was used for origin computation | 7 |
Field | Value |
---|---|
Value | 1.0 |
Uncertainty | 0.3 |
Num. used stations | 11 |
Type of magnitude | ML |
Reference to an origin | 85136311 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2020-12-01 21:21:00 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
GU.SATI.HHZ. | 2020-12-01T21:12:36.85 | 3.0 | positive | manual | Pg | 17.6 | 0 | |||
IV.FIR.HHZ. | 2020-12-01T21:12:31.85 | 3.0 | undecidable | manual | Sg | 14.92 | 0 | |||
IV.PIPA.HHZ. | 2020-12-01T21:12:29.01 | 3.0 | undecidable | manual | Sn | -0.9 | 0 | |||
MN.CLTB.HHZ. | 2020-12-01T21:12:23.04 | 3.0 | undecidable | manual | Pg | 10.84 | 0 | |||
IV.MTGR.HHZ. | 2020-12-01T21:12:20.30 | 3.0 | negative | manual | Pg | 10.63 | 0 | |||
IV.APEC.HHZ. | 2020-12-01T21:11:56.83 | 3.0 | undecidable | manual | Sg | 1.22 | 0 | |||
IV.MCRV.HHZ. | 2020-12-01T21:11:51.69 | 3.0 | undecidable | manual | Sn | -2.39 | 0 | |||
IV.CRTC.HHZ. | 2020-12-01T21:11:50.21 | 3.0 | undecidable | manual | Sg | 0.64 | 0 | |||
IV.PTRJ.HHZ. | 2020-12-01T21:11:44.40 | 3.0 | undecidable | manual | Sn | 1.89 | 0 | |||
IV.ASSB.HHZ. | 2020-12-01T21:11:26.43 | 0.6 | undecidable | manual | S | 327 | 36.2415 | 102 | -0.12 | 49 |
IV.FDMO.HHE. | 2020-12-01T21:11:25.10 | 0.6 | undecidable | manual | S | 27 | 33.0447 | 103 | -0.36 | 46 |
IV.LAV9.HHZ. | 2020-12-01T21:11:25.40 | 3.0 | negative | manual | Pn | -1.97 | 0 | |||
IV.CESI.HHZ. | 2020-12-01T21:11:23.61 | 0.6 | undecidable | manual | S | 360 | 26.0517 | 106 | 0.5 | 46 |
IV.LNSS.HHZ. | 2020-12-01T21:11:21.51 | 0.6 | undecidable | manual | S | 149 | 21.5673 | 109 | -0.14 | 49 |
IV.MML1.EHE. | 2020-12-01T21:11:21.39 | 0.3 | undecidable | manual | P | 8 | 38.4282 | 50 | -0.11 | 73 |
IV.ASSB.HHZ. | 2020-12-01T21:11:21.08 | 0.3 | undecidable | manual | P | 327 | 36.2415 | 102 | -0.04 | 74 |
IV.MMO1.EHE. | 2020-12-01T21:11:21.61 | 0.1 | undecidable | manual | P | 67 | 37.1295 | 50 | 0.31 | 91 |
IV.FDMO.HHE. | 2020-12-01T21:11:20.20 | 0.1 | undecidable | manual | P | 27 | 33.0447 | 103 | -0.29 | 94 |
IV.NRCA.HHZ. | 2020-12-01T21:11:20.48 | 0.6 | undecidable | manual | S | 68 | 18.4704 | 112 | -0.14 | 49 |
IV.CESI.HHZ. | 2020-12-01T21:11:19.42 | 0.6 | negative | manual | P | 360 | 26.0517 | 106 | 0.29 | 48 |
IV.ARRO.EHZ. | 2020-12-01T21:11:19.14 | 3.0 | negative | manual | P | -2.74 | 0 | |||
IV.LNSS.HHZ. | 2020-12-01T21:11:18.32 | 0.6 | positive | manual | P | 149 | 21.5673 | 109 | 0.03 | 51 |
IV.NRCA.HHZ. | 2020-12-01T21:11:17.82 | 0.1 | positive | manual | P | 68 | 18.4704 | 112 | 0.13 | 100 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.NRCA.HHE. | ML:1.0 | 0.0000757892 | 0.1152 | AML | other | m | 2020-12-01T21:11:20.64 |
IV.NRCA.HHN. | ML:0.7 | 0.000046009439999999996 | 0.0768 | AML | other | m | 2020-12-01T21:11:20.59 |
IV.LNSS.HHE. | ML:0.8 | 0.000040606434999999994 | 0.1024 | AML | other | m | 2020-12-01T21:11:21.98 |
IV.LNSS.HHN. | ML:0.7 | 0.000034611269999999996 | 0.1536 | AML | other | m | 2020-12-01T21:11:21.94 |
IV.LNSS.HNE. | ML:1.4 | 0.00015893315000000001 | 1.1904 | AML | other | m | 2020-12-01T21:11:36.02 |
IV.LNSS.HNN. | ML:1.5 | 0.00023522569999999998 | 4.2368 | AML | other | m | 2020-12-01T21:11:34.18 |
IV.CESI.HHE. | ML:0.9 | 0.00004343375500000001 | 2.0608 | AML | other | m | 2020-12-01T21:11:43.87 |
IV.CESI.HHN. | ML:0.6 | 0.00002542209 | 1.2032 | AML | other | m | 2020-12-01T21:11:36.12 |
IV.CESI.HNE. | ML:1.3 | 0.000118720745 | 0.7936 | AML | other | m | 2020-12-01T21:11:49.72 |
IV.CESI.HNN. | ML:1.5 | 0.00017927543499999998 | 0.64 | AML | other | m | 2020-12-01T21:11:27.14 |
IV.ASSB.HHN. | ML:1.0 | 0.00003385241 | 1.7792 | AML | other | m | 2020-12-01T21:11:47.92 |